A173478 a(n) = the smallest number ending in n-1 zeros divisible by n.
1, 10, 300, 1000, 10000, 300000, 7000000, 10000000, 900000000, 1000000000, 110000000000, 300000000000, 13000000000000, 70000000000000, 300000000000000
Offset: 1
This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
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